/* SQUIB - Scala's Quirky User Interface Builder 
    Copyright (C) 2008 Tim Dalton

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 
*/

import java.awt.Component
import java.util.EventObject
    
import scala.collection.mutable.{HashMap, ListBuffer}

package tfd.scala.squib {

    trait FiresEventObjects  {
        protected lazy val eventHandlers = new ListBuffer[(Object, HashMap[String, EventObject => Unit]) => Unit]

        def doEvents[E <: EventObject](comp:Component, eventMap:HashMap[String, E => Unit]) = {
            for (handler <- eventHandlers.elements) {
                handler(comp, eventMap.asInstanceOf[HashMap[String, EventObject => Unit]])
            }
        }

        def events[E <: EventObject](comp:Component, evts:Tuple2[Symbol, E => Unit]*) = {
            val eventMap = new HashMap[String, E => Unit]()
            eventMap ++ {for (evt <- evts.elements) yield (evt._1.toString.substring(1).toLowerCase, evt._2)}
            doEvents(comp, eventMap)
        }

    }
}
